linux-kernel - Re: [PATCH 2/3] arm64: dts: rockchip: use SCMI clock id for cpu clock on rk356x

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Message-Id: <DE0SFV203UMS.1ZV2JE6QEPN29@cknow-tech.com>
Date: Wed, 05 Nov 2025 14:16:42 +0100
From: "Diederik de Haas" <diederik@...ow-tech.com>
To: "Heiko Stuebner" <heiko@...ech.de>
Cc: <mturquette@...libre.com>, <sboyd@...nel.org>, <robh@...nel.org>,
 <krzk+dt@...nel.org>, <conor+dt@...nel.org>, <linux-clk@...r.kernel.org>,
 <linux-arm-kernel@...ts.infradead.org>,
 <linux-rockchip@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
 <michael.riesch@...labora.com>
Subject: Re: [PATCH 2/3] arm64: dts: rockchip: use SCMI clock id for cpu
 clock on rk356x

Hi Heiko,

On Tue Nov 4, 2025 at 12:49 AM CET, Heiko Stuebner wrote:
> Instead of hard-coding 0, use the more descriptive ID from the binding
> to reference the SCMI clock for the cpu on rk356x.

Any particular reason you only did it for the cpu, but not the gpu?

> Signed-off-by: Heiko Stuebner <heiko@...ech.de>
> ---
>  arch/arm64/boot/dts/rockchip/rk356x-base.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
> index a3361527d4fe..d0c76401b45e 100644
> --- a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
> @@ -53,7 +53,7 @@ cpu0: cpu@0 {
>  			device_type = "cpu";
>  			compatible = "arm,cortex-a55";
>  			reg = <0x0 0x0>;
> -			clocks = <&scmi_clk 0>;
> +			clocks = <&scmi_clk SCMI_CLK_CPU>;

Regardless of the above comment, feel free to add

Reviewed-by: Diederik de Haas <diederik@...ow-tech.com>

Cheers,
  Diederik

>  			#cooling-cells = <2>;
>  			enable-method = "psci";
>  			i-cache-size = <0x8000>;